Assignee
PETROLEO BRASILEIRO SA PETROBRAS
BR·36 granted patents·183 pending applications·5 citations·filing 2015–2025
Top patents by PatentIndex Score
219 records- 0188US12098619B2Autonomous chemical treatment system and method for drilling and completion rigsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Granted Sep 24, 2024·2 cites·4 claims
- 0285US2026015539A1Calcite impregnated with scale inhibitor composition, process of obtaining the same and process for combating circulation lossPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 0378US2026084792A1Rov-operated tool for drilling and extraction of sheared bolts in subsea equipmentPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 0476US2026063590A1Device for Measuring Thickness of PipelinesPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 0576US2026061462A1Sealed Water Jet System for High TemperaturesPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 0675US12265024B2Shearography and interferometry sensor with multidirectional dynamic phase shifting and method of inspection and measurement of vibration modesPETROLEO BRASILEIRO SA PETROBRAS·Filed 2020·Granted Apr 1, 2025·2 cites·8 claims
- 0774US2026061535A1Turning Device, Method of Assembling the Turning Device and Method for Rotation of the Turning DevicePETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 0874US2026071071A1Obtaining microcrystalline paraffin on an industrial scale from the mixture of liza and light arabian oils by means of a conventional solvent routePETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 0970US2025122101A1Process and system for water treatment in offshore oil production facilitiesPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 1069US2024207822A1Multifunctional hybrid catalyst with niobium and tin supported on hexagonal mesoporous silica, synthesis process of said catalyst and process for obtaining biodegradable lubricating base oils using said catalystPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 1168US2025367576A1Set for replacement of entrance bushings of desalters in flexible conductor with bare rigid conductor immersed in insulating liquidPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 1268US2024402109A1Theramodynamic Source Monitoring System for Determining the Biodegradation Rate in Areas Contaminated by Petroleum Hydrocarbons and Computer-Implemented Method for Processing Monitored Raw DataPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 1368US2026002906A1Integrated method for compositional evaluation in oil wellsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 1467US2025216363A1Duct thickness measurement device simultaneous submarines at multiple pointsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 1567US2025364160A1Flammable cable and control line encapsulatorPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 1667US2024426732A1Method for determining static and dynamic elastic and poroelastic parameters of rocks under hydrostatic confining pressure conditions, system for carrying out said method and computer-readable storage mediumPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 1766US2025180522A1Non-intrusive ultrasonic system for interface monitoring in primary oil separatorsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 1866US2025354917A1Method for the quantification of sodium in petroleum residuesPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 1966US2026077384A1Drone-crawler system for metal surface preparationPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 2066US2026071516A1Computer implemented method for multiscale analysis for defining oil well stability windows and computer readable non-transitive storage mediaPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 2166US2025356961A1Oil saturation delimiting method with jointly processing of nuclear magnetic resonant response (nmr) data of oil and rock samples in in natura conditionPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 2266US2025354971A1Methods for evaluating the impact of chemical products on produced waterPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 2365US12203583B2System for protecting coated pipes for on-land and subsea pipelines and the method for protecting pipesPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Granted Jan 21, 2025·0 cites·19 claims
- 2465US2025336079A1System and method for calculating the percentage of surface area from image processingPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 2565US2025012694A1Modular optical profiler for measuring level, oil-water interface and water content in the emulsion layerPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 2665US2025180419A1Torque application systemPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 2765US2025387731A1Method and device for controlling chemical demulsification in flowPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 2865US2025198901A1System and method for determining the fluid flow with tracer in fractured rock samplePETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 2965US2023391643A1Method of treatment of water produced by chemical flocculation using anionic surfactant and cationic polyelectrolyte and use of the samePETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 3064US2026022619A1Method for cementation in carbonate rocks under severe circulation loss conditionsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 3164US2024212071A1Energy and carbon performance monitoring system and method for stationary production unitsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 3264US2024077860A1Method for controlling a plant of separation and treatment industrial processes without chemical reactionPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 3364US2022412189A1Centrifugal pump for heating fluid by eddy current, and subsea tool for heating fluid by eddy currentPETROLEO BRASILEIRO SA PETROBRAS·Filed 2020·Application pending·0 cites
- 3464US2025320001A1Stabilized Measurement Module Couplable to Drones and Portable Stabilizers for Linear Measurement and Identification of Inclination of StructuresPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 3563US2026092013A1Process for preparing a green multilayer sol-gel ceramic membranePETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 3663US2024185156A1Method for elaboration of road layouts, pipeline lines and escape routes in a geographic information systemPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 3763US2024182718A1Petroleum asphalt cement composition from urban solid waste and process for obtaining said petroleum asphalt cementPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 3863US2023191355A1System and method for synthesis of zeolite nanoparticles in continuous flow with microfluidic micromixerPETROLEO BRASILEIRO SA PETROBRAS·Filed 2022·Application pending·0 cites
- 3962US2025346798A1Method for preventing production loss due to saline scaling in oil production by incorporating scaling inhibitor into the drilling fluidPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 4062US2024392678A1Method for defining borehole wall image profiles from geological outcrops photographsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 4162US2024037413A1Computer-implemented method and computer-readable medium for drainage mesh optimization in oil and/or gas producing fieldsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2023·Application pending·0 cites
- 4261US11982156B2Laser mandrel for removal of scale in production equipmentPETROLEO BRASILEIRO SA PETROBRAS·Filed 2022·Granted May 14, 2024·0 cites·4 claims
- 4361US2024010496A1Atmospheric plasma reactor for the large-scale production of carbon nanotubes and amorphous carbonPETROLEO BRASILEIRO SA PETROBRAS·Filed 2021·Application pending·0 cites
- 4461US2026031262A1Device for generation of external magnetic field in production columnsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 4561US2025378530A1Method for increasing the resolution of image logs in real timePETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 4661US2024361485A1Method for generating synthetic t1-t2 maps from marginal distributions of nuclear magnetic resonance logging toolsPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 4761US2026022301A1Process for reducing corrosive contaminants in process waterPETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
- 4861US2025192696A1Three-phase inverterPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 4960US2025196201A1Method of laser stimulation of barium and/or strontium complexion by dtpaPETROLEO BRASILEIRO SA PETROBRAS·Filed 2024·Application pending·0 cites
- 5060US2025264633A1Method to generate a water saturation model with capillary pressure uncertainties and its usePETROLEO BRASILEIRO SA PETROBRAS·Filed 2025·Application pending·0 cites
Showing the top 50 of 219 patent records by PatentIndex Score.
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